/*
- * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
+ * Copyright (C) 1995-2011 University of Karlsruhe. All right reserved.
*
* This file is part of libFirm.
*
* @file
* @brief Representation of all program known entities.
* @author Martin Trapp, Christian Schaefer, Goetz Lindenmaier, Michael Beck
- * @version $Id$
*/
#include "config.h"
#include <stdlib.h>
#include <stddef.h>
-#include "firm_common_t.h"
-
#include "xmalloc.h"
#include "entity_t.h"
#include "array.h"
-#include "irtools.h"
+#include "util.h"
#include "irhooks.h"
#include "irprintf.h"
#include "callgraph.h"
#include "error.h"
-/*-----------------------------------------------------------------*/
-/** general **/
-/*-----------------------------------------------------------------*/
-
-ir_entity *unknown_entity = NULL;
-
-ir_entity *get_unknown_entity(void) { return unknown_entity; }
-
/** The name of the unknown entity. */
#define UNKNOWN_ENTITY_NAME "unknown_entity"
+ir_entity *get_unknown_entity(void)
+{
+ return irp->unknown_entity;
+}
+
/*-----------------------------------------------------------------*/
/* ENTITY */
/*-----------------------------------------------------------------*/
-/**
- * Add an entity to it's already set owner type.
- */
-static inline void insert_entity_in_owner(ir_entity *ent) {
- ir_type *owner = ent->owner;
- switch (get_type_tpop_code(owner)) {
- case tpo_class:
- add_class_member(owner, ent);
- break;
- case tpo_struct:
- add_struct_member(owner, ent);
- break;
- case tpo_union:
- add_union_member(owner, ent);
- break;
- case tpo_array:
- set_array_element_entity(owner, ent);
- break;
- default:
- panic("Unsupported type kind");
- }
-} /* insert_entity_in_owner */
-
-/**
- * Creates a new entity. This entity is NOT inserted in the owner type.
- *
- * @param db debug info for this entity
- * @param owner the owner type of the new entity
- * @param name the name of the new entity
- * @param type the type of the new entity
- *
- * @return the new created entity
- */
-static inline ir_entity *
-new_rd_entity(dbg_info *db, ir_type *owner, ident *name, ir_type *type)
+static ir_entity *intern_new_entity(ir_type *owner, ir_entity_kind kind,
+ ident *name, ir_type *type, dbg_info *dbgi)
{
- ir_entity *res;
- ir_graph *rem;
-
- assert(!id_contains_char(name, ' ') && "entity name should not contain spaces");
-
- res = XMALLOCZ(ir_entity);
+ ir_entity *res = XMALLOCZ(ir_entity);
res->kind = k_entity;
res->name = name;
res->type = type;
res->owner = owner;
- res->allocation = allocation_automatic;
- res->visibility = visibility_local;
+ res->entity_kind = kind;
res->volatility = volatility_non_volatile;
- res->align = align_is_aligned;
- res->stickyness = stickyness_unsticky;
- res->peculiarity = peculiarity_existent;
+ res->aligned = align_is_aligned;
res->usage = ir_usage_unknown;
- res->final = 0;
res->compiler_gen = 0;
- res->backend_marked = 0;
+ res->visibility = ir_visibility_external;
res->offset = -1;
res->offset_bit_remainder = 0;
+ res->alignment = 0;
res->link = NULL;
res->repr_class = NULL;
+#ifdef DEBUG_libfirm
+ res->nr = get_irp_new_node_nr();
+#endif
+
+ /* Remember entity in its owner. */
+ if (owner != NULL)
+ add_compound_member(owner, res);
+
+ res->visit = 0;
+ set_entity_dbg_info(res, dbgi);
+
+ return res;
+}
+
+ir_entity *new_d_entity(ir_type *owner, ident *name, ir_type *type,
+ dbg_info *db)
+{
+ ir_entity *res;
if (is_Method_type(type)) {
+ ir_graph *irg = get_const_code_irg();
symconst_symbol sym;
- ir_mode *mode = is_Method_type(type) ? mode_P_code : mode_P_data;
+ res = intern_new_entity(owner, IR_ENTITY_METHOD, name, type, db);
sym.entity_p = res;
- rem = current_ir_graph;
- current_ir_graph = get_const_code_irg();
- res->value = new_SymConst(mode, sym, symconst_addr_ent);
- current_ir_graph = rem;
- res->allocation = allocation_static;
- res->variability = variability_constant;
- res->attr.mtd_attr.irg_add_properties = mtp_property_inherited;
- res->attr.mtd_attr.vtable_number = VTABLE_NUM_NOT_SET;
- res->attr.mtd_attr.param_access = NULL;
- res->attr.mtd_attr.param_weight = NULL;
- res->attr.mtd_attr.irg = NULL;
- } else if (is_compound_type(type)) {
- res->variability = variability_uninitialized;
- res->value = NULL;
- res->attr.cmpd_attr.values = NULL;
- res->attr.cmpd_attr.val_paths = NULL;
+ set_atomic_ent_value(res, new_r_SymConst(irg, mode_P_code, sym, symconst_addr_ent));
+ res->linkage = IR_LINKAGE_CONSTANT;
+ res->attr.mtd_attr.properties = get_method_additional_properties(type);
+ res->attr.mtd_attr.vtable_number = IR_VTABLE_NUM_NOT_SET;
+ res->attr.mtd_attr.param_access = NULL;
+ res->attr.mtd_attr.param_weight = NULL;
+ res->attr.mtd_attr.irg = NULL;
+ } else if (owner != NULL
+ && (is_compound_type(owner) && !(owner->flags & tf_segment))) {
+ res = intern_new_entity(owner, IR_ENTITY_COMPOUND_MEMBER, name, type, db);
} else {
- res->variability = variability_uninitialized;
- res->value = NULL;
+ res = intern_new_entity(owner, IR_ENTITY_NORMAL, name, type, db);
}
- if (is_Class_type(owner)) {
- res->overwrites = NEW_ARR_F(ir_entity *, 0);
- res->overwrittenby = NEW_ARR_F(ir_entity *, 0);
- } else {
- res->overwrites = NULL;
- res->overwrittenby = NULL;
- }
+ hook_new_entity(res);
+ return res;
+}
-#ifdef DEBUG_libfirm
- res->nr = get_irp_new_node_nr();
-#endif /* DEBUG_libfirm */
+ir_entity *new_entity(ir_type *owner, ident *name, ir_type *type)
+{
+ return new_d_entity(owner, name, type, NULL);
+}
- res->visit = 0;
- set_entity_dbg_info(res, db);
+static ident *make_parameter_entity_name(size_t pos)
+{
+ char buf[64];
+ snprintf(buf, sizeof(buf), "parameter.%lu", (unsigned long) pos);
+ return new_id_from_str(buf);
+}
+ir_entity *new_d_parameter_entity(ir_type *owner, size_t pos, ir_type *type,
+ dbg_info *dbgi)
+{
+ ident *name = make_parameter_entity_name(pos);
+ ir_entity *res
+ = intern_new_entity(owner, IR_ENTITY_PARAMETER, name, type, dbgi);
+ res->attr.parameter.number = pos;
+ hook_new_entity(res);
return res;
-} /* new_rd_entity */
-
-ir_entity *
-new_d_entity(ir_type *owner, ident *name, ir_type *type, dbg_info *db) {
- ir_entity *res;
+}
- assert(is_compound_type(owner));
- res = new_rd_entity(db, owner, name, type);
- /* Remember entity in it's owner. */
- insert_entity_in_owner(res);
+ir_entity *new_parameter_entity(ir_type *owner, size_t pos, ir_type *type)
+{
+ return new_d_parameter_entity(owner, pos, type, NULL);
+}
+ir_entity *new_d_label_entity(ir_label_t label, dbg_info *dbgi)
+{
+ ident *name = id_unique("label_%u");
+ ir_type *global_type = get_glob_type();
+ ir_entity *res
+ = intern_new_entity(global_type, IR_ENTITY_LABEL, name, get_code_type(),
+ dbgi);
+ res->attr.code_attr.label = label;
hook_new_entity(res);
return res;
-} /* new_d_entity */
+}
-ir_entity *
-new_entity(ir_type *owner, ident *name, ir_type *type) {
- return new_d_entity(owner, name, type, NULL);
-} /* new_entity */
+ir_entity *new_label_entity(ir_label_t label)
+{
+ return new_d_label_entity(label, NULL);
+}
/**
* Free entity attributes.
*
* @param ent the entity
*/
-static void free_entity_attrs(ir_entity *ent) {
- int i;
- if (get_type_tpop(get_entity_owner(ent)) == type_class) {
- DEL_ARR_F(ent->overwrites); ent->overwrites = NULL;
- DEL_ARR_F(ent->overwrittenby); ent->overwrittenby = NULL;
- } else {
- assert(ent->overwrites == NULL);
- assert(ent->overwrittenby == NULL);
+static void free_entity_attrs(ir_entity *ent)
+{
+ if (ent->overwrites != NULL) {
+ DEL_ARR_F(ent->overwrites);
+ ent->overwrites = NULL;
}
- if (is_compound_entity(ent)) {
- if (ent->has_initializer) {
- /* TODO: free initializers */
- } else {
- if (ent->attr.cmpd_attr.val_paths) {
- for (i = get_compound_ent_n_values(ent) - 1; i >= 0; --i)
- if (ent->attr.cmpd_attr.val_paths[i]) {
- /* free_compound_graph_path(ent->attr.cmpd_attr.val_paths[i]) ; * @@@ warum nich? */
- /* Geht nich: wird mehrfach verwendet!!! ==> mehrfach frei gegeben. */
- DEL_ARR_F(ent->attr.cmpd_attr.val_paths);
- }
- ent->attr.cmpd_attr.val_paths = NULL;
- }
- if (ent->attr.cmpd_attr.values)
- DEL_ARR_F(ent->attr.cmpd_attr.values);
- ent->attr.cmpd_attr.values = NULL;
- }
- } else if (is_method_entity(ent)) {
+ if (ent->overwrittenby != NULL) {
+ DEL_ARR_F(ent->overwrittenby);
+ ent->overwrittenby = NULL;
+ }
+
+ if (ent->initializer != NULL) {
+ /* TODO: free initializers */
+ }
+ if (ent->entity_kind == IR_ENTITY_METHOD) {
if (ent->attr.mtd_attr.param_access) {
DEL_ARR_F(ent->attr.mtd_attr.param_access);
ent->attr.mtd_attr.param_access = NULL;
ent->attr.mtd_attr.param_weight = NULL;
}
}
-} /* free_entity_attrs */
+}
-/*
- * Copies the entity if the new_owner is different from the
- * owner of the old entity, else returns the old entity.
+/**
+ * Creates a deep copy of an entity.
*/
-ir_entity *
-copy_entity_own(ir_entity *old, ir_type *new_owner) {
+static ir_entity *deep_entity_copy(ir_entity *old)
+{
+ ir_entity *newe = XMALLOC(ir_entity);
+
+ *newe = *old;
+ if (old->initializer != NULL) {
+ /* FIXME: the initializers are NOT copied */
+ } else if (is_method_entity(old)) {
+ /* do NOT copy them, reanalyze. This might be the best solution */
+ newe->attr.mtd_attr.param_access = NULL;
+ newe->attr.mtd_attr.param_weight = NULL;
+ }
+ newe->overwrites = NULL;
+ newe->overwrittenby = NULL;
+
+#ifdef DEBUG_libfirm
+ newe->nr = get_irp_new_node_nr();
+#endif
+ hook_new_entity(newe);
+ return newe;
+}
+
+ir_entity *copy_entity_own(ir_entity *old, ir_type *new_owner)
+{
ir_entity *newe;
assert(is_entity(old));
assert(is_compound_type(new_owner));
assert(get_type_state(new_owner) != layout_fixed);
- if (old->owner == new_owner) return old;
- newe = XMALLOC(ir_entity);
- memcpy(newe, old, sizeof(*newe));
- newe->owner = new_owner;
- if (is_Class_type(new_owner)) {
- newe->overwrites = NEW_ARR_F(ir_entity *, 0);
- newe->overwrittenby = NEW_ARR_F(ir_entity *, 0);
- }
-#ifdef DEBUG_libfirm
- newe->nr = get_irp_new_node_nr();
-#endif
+ if (old->owner == new_owner)
+ return old;
- insert_entity_in_owner(newe);
+ /* create a deep copy so we are safe of aliasing and double-freeing. */
+ newe = deep_entity_copy(old);
+ newe->owner = new_owner;
+ add_compound_member(new_owner, newe);
return newe;
-} /* copy_entity_own */
+}
-ir_entity *
-copy_entity_name(ir_entity *old, ident *new_name) {
+ir_entity *copy_entity_name(ir_entity *old, ident *new_name)
+{
ir_entity *newe;
assert(old && old->kind == k_entity);
- if (old->name == new_name) return old;
- newe = XMALLOC(ir_entity);
- memcpy(newe, old, sizeof(*newe));
+ if (old->name == new_name)
+ return old;
+
+ newe = deep_entity_copy(old);
newe->name = new_name;
newe->ld_name = NULL;
- if (is_Class_type(newe->owner)) {
- newe->overwrites = DUP_ARR_F(ir_entity *, old->overwrites);
- newe->overwrittenby = DUP_ARR_F(ir_entity *, old->overwrittenby);
- }
-#ifdef DEBUG_libfirm
- newe->nr = get_irp_new_node_nr();
-#endif
-
- insert_entity_in_owner(newe);
+ add_compound_member(old->owner, newe);
return newe;
-} /* copy_entity_name */
+}
+void free_entity(ir_entity *ent)
+{
+ if (ent->owner != NULL && !is_Array_type(ent->owner))
+ remove_compound_member(ent->owner, ent);
-void
-free_entity(ir_entity *ent) {
assert(ent && ent->kind == k_entity);
free_entity_attrs(ent);
+#ifdef DEBUG_libfirm
ent->kind = k_BAD;
- free(ent);
-} /* free_entity */
+#endif
+ xfree(ent);
+}
-/* Outputs a unique number for this node */
-long
-get_entity_nr(const ir_entity *ent) {
+long get_entity_nr(const ir_entity *ent)
+{
assert(ent && ent->kind == k_entity);
#ifdef DEBUG_libfirm
return ent->nr;
#else
return (long)PTR_TO_INT(ent);
#endif
-} /* get_entity_nr */
+}
-const char *
-(get_entity_name)(const ir_entity *ent) {
+const char *(get_entity_name)(const ir_entity *ent)
+{
return _get_entity_name(ent);
-} /* get_entity_name */
+}
-ident *
-(get_entity_ident)(const ir_entity *ent) {
+ident *(get_entity_ident)(const ir_entity *ent)
+{
return _get_entity_ident(ent);
-} /* get_entity_ident */
+}
-void
-(set_entity_ident)(ir_entity *ent, ident *id) {
+void (set_entity_ident)(ir_entity *ent, ident *id)
+{
_set_entity_ident(ent, id);
-} /* set_entity_ident */
+}
-ir_type *
-(get_entity_owner)(ir_entity *ent) {
+ir_type *(get_entity_owner)(const ir_entity *ent)
+{
return _get_entity_owner(ent);
-} /* get_entity_owner */
+}
-void
-set_entity_owner(ir_entity *ent, ir_type *owner) {
+void set_entity_owner(ir_entity *ent, ir_type *owner)
+{
assert(is_entity(ent));
assert(is_compound_type(owner));
+
+ remove_compound_member(ent->owner, ent);
+ add_compound_member(owner, ent);
ent->owner = owner;
-} /* set_entity_owner */
+}
-ident *
-(get_entity_ld_ident)(ir_entity *ent) {
+ident *(get_entity_ld_ident)(const ir_entity *ent)
+{
return _get_entity_ld_ident(ent);
-} /* get_entity_ld_ident */
+}
-void
-(set_entity_ld_ident)(ir_entity *ent, ident *ld_ident) {
+void (set_entity_ld_ident)(ir_entity *ent, ident *ld_ident)
+{
_set_entity_ld_ident(ent, ld_ident);
-} /* set_entity_ld_ident */
+}
-const char *
-(get_entity_ld_name)(ir_entity *ent) {
+const char *(get_entity_ld_name)(const ir_entity *ent)
+{
return _get_entity_ld_name(ent);
-} /* get_entity_ld_name */
-
-ir_type *
-(get_entity_type)(ir_entity *ent) {
- return _get_entity_type(ent);
-} /* get_entity_type */
-
-void
-(set_entity_type)(ir_entity *ent, ir_type *type) {
- _set_entity_type(ent, type);
-} /* set_entity_type */
-
-ir_allocation
-(get_entity_allocation)(const ir_entity *ent) {
- return _get_entity_allocation(ent);
-} /* get_entity_allocation */
-
-void
-(set_entity_allocation)(ir_entity *ent, ir_allocation al) {
- _set_entity_allocation(ent, al);
-} /* set_entity_allocation */
+}
-/* return the name of the visibility */
-const char *get_allocation_name(ir_allocation all)
+int entity_has_ld_ident(const ir_entity *entity)
{
-#define X(a) case a: return #a
- switch (all) {
- X(allocation_automatic);
- X(allocation_parameter);
- X(allocation_dynamic);
- X(allocation_static);
- default: return "BAD VALUE";
- }
-#undef X
-} /* get_allocation_name */
-
-ir_visibility
-(get_entity_visibility)(const ir_entity *ent) {
- return _get_entity_visibility(ent);
-} /* get_entity_visibility */
-
-void
-set_entity_visibility(ir_entity *ent, ir_visibility vis) {
- assert(ent && ent->kind == k_entity);
- if (vis != visibility_local)
- assert((ent->allocation == allocation_static) ||
- (ent->allocation == allocation_automatic));
- /* @@@ Test that the owner type is not local, but how??
- && get_class_visibility(get_entity_owner(ent)) != local));*/
- ent->visibility = vis;
-} /* set_entity_visibility */
+ return entity->ld_name != NULL;
+}
-/* return the name of the visibility */
-const char *get_visibility_name(ir_visibility vis)
+ir_type *(get_entity_type)(const ir_entity *ent)
{
-#define X(a) case a: return #a
- switch (vis) {
- X(visibility_local);
- X(visibility_external_visible);
- X(visibility_external_allocated);
- default: return "BAD VALUE";
- }
-#undef X
-} /* get_visibility_name */
-
-ir_variability
-(get_entity_variability)(const ir_entity *ent) {
- return _get_entity_variability(ent);
-} /* get_entity_variability */
+ return _get_entity_type(ent);
+}
-void
-set_entity_variability(ir_entity *ent, ir_variability var)
+void set_entity_type(ir_entity *ent, ir_type *type)
{
- assert(ent && ent->kind == k_entity);
- if (var == variability_part_constant)
- assert(is_Class_type(ent->type) || is_Struct_type(ent->type));
-
- if ((is_compound_type(ent->type)) &&
- (ent->variability == variability_uninitialized) && (var != variability_uninitialized)) {
- /* Allocate data structures for constant values */
- ent->attr.cmpd_attr.values = NEW_ARR_F(ir_node *, 0);
- ent->attr.cmpd_attr.val_paths = NEW_ARR_F(compound_graph_path *, 0);
- }
- if ((is_atomic_type(ent->type)) &&
- (ent->variability == variability_uninitialized) && (var != variability_uninitialized)) {
- /* Set default constant value. */
- ent->value = new_rd_Unknown(get_const_code_irg(), get_type_mode(ent->type));
- }
-
- if ((is_compound_type(ent->type)) &&
- (var == variability_uninitialized) && (ent->variability != variability_uninitialized)) {
- /* Free data structures for constant values */
- DEL_ARR_F(ent->attr.cmpd_attr.values); ent->attr.cmpd_attr.values = NULL;
- DEL_ARR_F(ent->attr.cmpd_attr.val_paths); ent->attr.cmpd_attr.val_paths = NULL;
+ switch (ent->entity_kind) {
+ case IR_ENTITY_METHOD:
+ assert(is_Method_type(type));
+ break;
+ case IR_ENTITY_NORMAL:
+ assert(!is_Method_type(type));
+ break;
+ case IR_ENTITY_LABEL:
+ assert(type == get_code_type());
+ break;
+ case IR_ENTITY_COMPOUND_MEMBER:
+ break;
}
- ent->variability = var;
-} /* set_entity_variability */
+ ent->type = type;
+}
-/* return the name of the variability */
-const char *get_variability_name(ir_variability var)
+ir_volatility (get_entity_volatility)(const ir_entity *ent)
{
-#define X(a) case a: return #a
- switch (var) {
- X(variability_uninitialized);
- X(variability_initialized);
- X(variability_part_constant);
- X(variability_constant);
- default: return "BAD VALUE";
- }
-#undef X
-} /* get_variability_name */
-
-ir_volatility
-(get_entity_volatility)(const ir_entity *ent) {
return _get_entity_volatility(ent);
-} /* get_entity_volatility */
+}
-void
-(set_entity_volatility)(ir_entity *ent, ir_volatility vol) {
+void (set_entity_volatility)(ir_entity *ent, ir_volatility vol)
+{
_set_entity_volatility(ent, vol);
-} /* set_entity_volatility */
+}
-/* Return the name of the volatility. */
const char *get_volatility_name(ir_volatility var)
{
#define X(a) case a: return #a
default: return "BAD VALUE";
}
#undef X
-} /* get_volatility_name */
+}
+
+ir_align (get_entity_aligned)(const ir_entity *ent)
+{
+ return _get_entity_aligned(ent);
+}
-ir_align
-(get_entity_align)(const ir_entity *ent) {
- return _get_entity_align(ent);
-} /* get_entity_align */
+void (set_entity_aligned)(ir_entity *ent, ir_align a)
+{
+ _set_entity_aligned(ent, a);
+}
+
+unsigned (get_entity_alignment)(const ir_entity *ent)
+{
+ return _get_entity_alignment(ent);
+}
-void
-(set_entity_align)(ir_entity *ent, ir_align a) {
- _set_entity_align(ent, a);
-} /* set_entity_align */
+void (set_entity_alignment)(ir_entity *ent, unsigned alignment)
+{
+ _set_entity_alignment(ent, alignment);
+}
-/* Return the name of the alignment. */
const char *get_align_name(ir_align a)
{
#define X(a) case a: return #a
default: return "BAD VALUE";
}
#undef X
-} /* get_align_name */
-
-ir_peculiarity
-(get_entity_peculiarity)(const ir_entity *ent) {
- return _get_entity_peculiarity(ent);
-} /* get_entity_peculiarity */
-
-void
-(set_entity_peculiarity)(ir_entity *ent, ir_peculiarity pec) {
- _set_entity_peculiarity(ent, pec);
-} /* set_entity_peculiarity */
-
-/* Checks if an entity cannot be overridden anymore. */
-int (is_entity_final)(const ir_entity *ent) {
- return _is_entity_final(ent);
-} /* is_entity_final */
-
-/* Sets/resets the final flag of an entity. */
-void (set_entity_final)(ir_entity *ent, int final) {
- _set_entity_final(ent, final);
-} /* set_entity_final */
-
-/* Checks if an entity is compiler generated */
-int (is_entity_compiler_generated)(const ir_entity *ent) {
- return _is_entity_compiler_generated(ent);
-} /* is_entity_compiler_generated */
+}
-/* Sets/resets the compiler generated flag */
-void (set_entity_compiler_generated)(ir_entity *ent, int flag) {
- _set_entity_compiler_generated(ent, flag);
-} /* set_entity_compiler_generated */
+void set_entity_label(ir_entity *ent, ir_label_t label)
+{
+ assert(ent->entity_kind == IR_ENTITY_LABEL);
+ ent->attr.code_attr.label = label;
+}
-/* Checks if an entity is marked by the backend */
-int (is_entity_backend_marked)(const ir_entity *ent) {
- return _is_entity_backend_marked(ent);
-} /* is_entity_backend_marked */
+ir_label_t get_entity_label(const ir_entity *ent)
+{
+ assert(ent->entity_kind == IR_ENTITY_LABEL);
+ return ent->attr.code_attr.label;
+}
-/* Sets/resets the compiler generated flag */
-void (set_entity_backend_marked)(ir_entity *ent, int flag) {
- _set_entity_backend_marked(ent, flag);
-} /* set_entity_backend_marked */
+void set_entity_visibility(ir_entity *entity, ir_visibility visibility)
+{
+ entity->visibility = visibility;
+}
+
+ir_visibility get_entity_visibility(const ir_entity *entity)
+{
+ return (ir_visibility)entity->visibility;
+}
+
+void set_entity_linkage(ir_entity *entity, ir_linkage linkage)
+{
+ entity->linkage = linkage;
+}
+
+ir_linkage (get_entity_linkage)(const ir_entity *entity)
+{
+ return get_entity_linkage(entity);
+}
-ir_entity_usage (get_entity_usage)(const ir_entity *ent) {
+void add_entity_linkage(ir_entity *entity, ir_linkage linkage)
+{
+ entity->linkage |= linkage;
+}
+
+void remove_entity_linkage(ir_entity *entity, ir_linkage linkage)
+{
+ entity->linkage &= ~linkage;
+}
+
+int (is_entity_compiler_generated)(const ir_entity *ent)
+{
+ return _is_entity_compiler_generated(ent);
+}
+
+void (set_entity_compiler_generated)(ir_entity *ent, int flag)
+{
+ _set_entity_compiler_generated(ent, flag);
+}
+
+ir_entity_usage (get_entity_usage)(const ir_entity *ent)
+{
return _get_entity_usage(ent);
}
-void (set_entity_usage)(ir_entity *ent, ir_entity_usage flags) {
+void (set_entity_usage)(ir_entity *ent, ir_entity_usage flags)
+{
_set_entity_usage(ent, flags);
}
-/* Get the entity's stickyness */
-ir_stickyness
-(get_entity_stickyness)(const ir_entity *ent) {
- return _get_entity_stickyness(ent);
-} /* get_entity_stickyness */
-
-/* Set the entity's stickyness */
-void
-(set_entity_stickyness)(ir_entity *ent, ir_stickyness stickyness) {
- _set_entity_stickyness(ent, stickyness);
-} /* set_entity_stickyness */
-
-/* Set has no effect for existent entities of type method. */
-ir_node *
-get_atomic_ent_value(ir_entity *ent)
-{
- assert(ent && is_atomic_entity(ent));
- assert(ent->variability != variability_uninitialized);
- return skip_Id(ent->value);
-} /* get_atomic_ent_value */
-
-void
-set_atomic_ent_value(ir_entity *ent, ir_node *val) {
- assert(is_atomic_entity(ent) && (ent->variability != variability_uninitialized));
- if (is_Method_type(ent->type) && (ent->peculiarity == peculiarity_existent))
- return;
- assert(get_irn_mode(val) == get_type_mode(ent->type));
- ent->value = val;
-} /* set_atomic_ent_value */
-
-/* Returns true if the the node is representable as code on
- * const_code_irg. */
-int is_irn_const_expression(ir_node *n) {
- ir_mode *m;
+ir_node *get_atomic_ent_value(const ir_entity *entity)
+{
+ ir_initializer_t *initializer = get_entity_initializer(entity);
+
+ assert(entity && is_atomic_entity(entity));
+ if (initializer == NULL) {
+ ir_type *type = get_entity_type(entity);
+ return new_r_Unknown(get_const_code_irg(), get_type_mode(type));
+ }
+
+ switch (get_initializer_kind(initializer)) {
+ case IR_INITIALIZER_NULL: {
+ ir_type *type = get_entity_type(entity);
+ ir_mode *mode = get_type_mode(type);
+ return new_r_Const(get_const_code_irg(), get_mode_null(mode));
+ }
+ case IR_INITIALIZER_TARVAL: {
+ ir_tarval *tv = get_initializer_tarval_value(initializer);
+ return new_r_Const(get_const_code_irg(), tv);
+ }
+ case IR_INITIALIZER_CONST:
+ return get_initializer_const_value(initializer);
+ case IR_INITIALIZER_COMPOUND:
+ panic("compound initializer in atomic entity not allowed (%+F)", entity);
+ }
+
+ panic("invalid initializer kind (%+F)", entity);
+}
+void set_atomic_ent_value(ir_entity *entity, ir_node *val)
+{
+ ir_initializer_t *initializer;
+
+ assert(is_atomic_entity(entity));
+
+ assert(is_Dummy(val) || get_irn_mode(val) == get_type_mode(entity->type));
+ initializer = create_initializer_const(val);
+ entity->initializer = initializer;
+}
+
+int is_irn_const_expression(ir_node *n)
+{
/* we are in danger iff an exception will arise. TODO: be more precisely,
* for instance Div. will NOT rise if divisor != 0
*/
if (is_binop(n) && !is_fragile_op(n))
return is_irn_const_expression(get_binop_left(n)) && is_irn_const_expression(get_binop_right(n));
- m = get_irn_mode(n);
switch (get_irn_opcode(n)) {
case iro_Const:
case iro_SymConst:
break;
}
return 0;
-} /* is_irn_const_expression */
+}
-/*
- * Copies a firm subgraph that complies to the restrictions for
- * constant expressions to current_block in current_ir_graph.
- */
-ir_node *copy_const_value(dbg_info *dbg, ir_node *n) {
+ir_node *copy_const_value(dbg_info *dbg, ir_node *n, ir_node *block)
+{
+ ir_graph *irg = get_irn_irg(block);
ir_node *nn;
ir_mode *m;
m = get_irn_mode(n);
switch (get_irn_opcode(n)) {
case iro_Const:
- nn = new_d_Const_type(dbg, m, get_Const_tarval(n), get_Const_type(n));
+ nn = new_rd_Const(dbg, irg, get_Const_tarval(n));
break;
case iro_SymConst:
- nn = new_d_SymConst_type(dbg, get_irn_mode(n), get_SymConst_symbol(n), get_SymConst_kind(n),
- get_SymConst_value_type(n));
+ nn = new_rd_SymConst(dbg, irg, get_irn_mode(n), get_SymConst_symbol(n), get_SymConst_kind(n));
break;
case iro_Add:
- nn = new_d_Add(dbg, copy_const_value(dbg, get_Add_left(n)),
- copy_const_value(dbg, get_Add_right(n)), m); break;
+ nn = new_rd_Add(dbg, block,
+ copy_const_value(dbg, get_Add_left(n), block),
+ copy_const_value(dbg, get_Add_right(n), block), m);
+ break;
case iro_Sub:
- nn = new_d_Sub(dbg, copy_const_value(dbg, get_Sub_left(n)),
- copy_const_value(dbg, get_Sub_right(n)), m); break;
+ nn = new_rd_Sub(dbg, block,
+ copy_const_value(dbg, get_Sub_left(n), block),
+ copy_const_value(dbg, get_Sub_right(n), block), m);
+ break;
case iro_Mul:
- nn = new_d_Mul(dbg, copy_const_value(dbg, get_Mul_left(n)),
- copy_const_value(dbg, get_Mul_right(n)), m); break;
+ nn = new_rd_Mul(dbg, block,
+ copy_const_value(dbg, get_Mul_left(n), block),
+ copy_const_value(dbg, get_Mul_right(n), block), m);
+ break;
case iro_And:
- nn = new_d_And(dbg, copy_const_value(dbg, get_And_left(n)),
- copy_const_value(dbg, get_And_right(n)), m); break;
+ nn = new_rd_And(dbg, block,
+ copy_const_value(dbg, get_And_left(n), block),
+ copy_const_value(dbg, get_And_right(n), block), m);
+ break;
case iro_Or:
- nn = new_d_Or(dbg, copy_const_value(dbg, get_Or_left(n)),
- copy_const_value(dbg, get_Or_right(n)), m); break;
+ nn = new_rd_Or(dbg, block,
+ copy_const_value(dbg, get_Or_left(n), block),
+ copy_const_value(dbg, get_Or_right(n), block), m);
+ break;
case iro_Eor:
- nn = new_d_Eor(dbg, copy_const_value(dbg, get_Eor_left(n)),
- copy_const_value(dbg, get_Eor_right(n)), m); break;
+ nn = new_rd_Eor(dbg, block,
+ copy_const_value(dbg, get_Eor_left(n), block),
+ copy_const_value(dbg, get_Eor_right(n), block), m);
+ break;
case iro_Cast:
- nn = new_d_Cast(dbg, copy_const_value(dbg, get_Cast_op(n)), get_Cast_type(n)); break;
+ nn = new_rd_Cast(dbg, block,
+ copy_const_value(dbg, get_Cast_op(n), block),
+ get_Cast_type(n));
+ break;
case iro_Conv:
- nn = new_d_Conv(dbg, copy_const_value(dbg, get_Conv_op(n)), m); break;
+ nn = new_rd_Conv(dbg, block,
+ copy_const_value(dbg, get_Conv_op(n), block), m);
+ break;
+ case iro_Minus:
+ nn = new_rd_Minus(dbg, block,
+ copy_const_value(dbg, get_Minus_op(n), block), m);
+ break;
+ case iro_Not:
+ nn = new_rd_Not(dbg, block,
+ copy_const_value(dbg, get_Not_op(n), block), m);
+ break;
case iro_Unknown:
- nn = new_d_Unknown(m); break;
+ nn = new_r_Unknown(irg, m); break;
default:
- assert(0 && "opcode invalid or not implemented");
- nn = NULL;
- break;
+ panic("opcode invalid or not implemented %+F", n);
}
return nn;
-} /* copy_const_value */
+}
+
+const char *get_initializer_kind_name(ir_initializer_kind_t ini)
+{
+#define X(a) case a: return #a
+ switch (ini) {
+ X(IR_INITIALIZER_CONST);
+ X(IR_INITIALIZER_TARVAL);
+ X(IR_INITIALIZER_NULL);
+ X(IR_INITIALIZER_COMPOUND);
+ default: return "BAD VALUE";
+ }
+#undef X
+}
static ir_initializer_t null_initializer = { IR_INITIALIZER_NULL };
struct obstack *obst = get_irg_obstack(get_const_code_irg());
ir_initializer_t *initializer
- = obstack_alloc(obst, sizeof(ir_initializer_const_t));
+ = (ir_initializer_t*)OALLOC(obst, ir_initializer_const_t);
initializer->kind = IR_INITIALIZER_CONST;
initializer->consti.value = value;
return initializer;
}
-ir_initializer_t *create_initializer_tarval(tarval *tv)
+ir_initializer_t *create_initializer_tarval(ir_tarval *tv)
{
struct obstack *obst = get_irg_obstack(get_const_code_irg());
ir_initializer_t *initializer
- = obstack_alloc(obst, sizeof(ir_initializer_tarval_t));
+ = (ir_initializer_t*)OALLOC(obst, ir_initializer_tarval_t);
initializer->kind = IR_INITIALIZER_TARVAL;
initializer->tarval.value = tv;
return initializer;
}
-ir_initializer_t *create_initializer_compound(unsigned n_entries)
+ir_initializer_t *create_initializer_compound(size_t n_entries)
{
struct obstack *obst = get_irg_obstack(get_const_code_irg());
size_t i;
size_t size = sizeof(ir_initializer_compound_t)
- + (n_entries-1) * sizeof(ir_initializer_t*);
+ + n_entries * sizeof(ir_initializer_t*)
+ - sizeof(ir_initializer_t*);
- ir_initializer_t *initializer = obstack_alloc(obst, size);
+ ir_initializer_t *initializer
+ = (ir_initializer_t*)obstack_alloc(obst, size);
initializer->kind = IR_INITIALIZER_COMPOUND;
initializer->compound.n_initializers = n_entries;
- for(i = 0; i < n_entries; ++i) {
+ for (i = 0; i < n_entries; ++i) {
initializer->compound.initializers[i] = get_initializer_null();
}
ir_node *get_initializer_const_value(const ir_initializer_t *initializer)
{
assert(initializer->kind == IR_INITIALIZER_CONST);
- return initializer->consti.value;
+ return skip_Id(initializer->consti.value);
}
-tarval *get_initializer_tarval_value(const ir_initializer_t *initializer)
+ir_tarval *get_initializer_tarval_value(const ir_initializer_t *initializer)
{
assert(initializer->kind == IR_INITIALIZER_TARVAL);
return initializer->tarval.value;
}
-unsigned get_initializer_compound_n_entries(const ir_initializer_t *initializer)
+size_t get_initializer_compound_n_entries(const ir_initializer_t *initializer)
{
assert(initializer->kind == IR_INITIALIZER_COMPOUND);
return initializer->compound.n_initializers;
}
void set_initializer_compound_value(ir_initializer_t *initializer,
- unsigned index, ir_initializer_t *value)
+ size_t index, ir_initializer_t *value)
{
assert(initializer->kind == IR_INITIALIZER_COMPOUND);
assert(index < initializer->compound.n_initializers);
}
ir_initializer_t *get_initializer_compound_value(
- const ir_initializer_t *initializer, unsigned index)
+ const ir_initializer_t *initializer, size_t index)
{
assert(initializer->kind == IR_INITIALIZER_COMPOUND);
assert(index < initializer->compound.n_initializers);
static void check_entity_initializer(ir_entity *entity)
{
- /* TODO */
- (void) entity;
+#ifndef NDEBUG
+ ir_initializer_t *initializer = entity->initializer;
+ ir_type *entity_tp = get_entity_type(entity);
+ switch (initializer->kind) {
+ case IR_INITIALIZER_COMPOUND:
+ assert(is_compound_type(entity_tp) || is_Array_type(entity_tp));
+ break;
+ case IR_INITIALIZER_CONST:
+ /* methods are initialized by a SymConst */
+ assert(is_atomic_type(entity_tp) || is_Method_type(entity_tp));
+ break;
+ case IR_INITIALIZER_TARVAL:
+ assert(is_atomic_type(entity_tp));
+ break;
+ case IR_INITIALIZER_NULL:
+ break;
+ }
+#endif
}
void set_entity_initializer(ir_entity *entity, ir_initializer_t *initializer)
{
- entity->attr.initializer = initializer;
- entity->has_initializer = 1;
+ entity->initializer = initializer;
check_entity_initializer(entity);
}
-ir_initializer_t *get_entity_initializer(const ir_entity *entity)
+int has_entity_initializer(const ir_entity *entity)
{
- assert(entity->has_initializer);
- return entity->attr.initializer;
+ return entity->initializer != NULL;
}
-/* Creates a new compound graph path. */
-compound_graph_path *
-new_compound_graph_path(ir_type *tp, int length) {
- compound_graph_path *res;
-
- assert(is_compound_type(tp));
- assert(length > 0);
-
- res = xmalloc(sizeof(*res) + (length-1) * sizeof(res->list[0]));
- memset(res, 0, sizeof(*res) + (length-1) * sizeof(res->list[0]));
- res->kind = k_ir_compound_graph_path;
- res->tp = tp;
- res->len = length;
-
- return res;
-} /* new_compound_graph_path */
-
-/* Frees an graph path object */
-void free_compound_graph_path (compound_graph_path *gr) {
- assert(gr && is_compound_graph_path(gr));
- gr->kind = k_BAD;
- free(gr);
-} /* free_compound_graph_path */
-
-/* Returns non-zero if an object is a compound graph path */
-int is_compound_graph_path(const void *thing) {
- return (get_kind(thing) == k_ir_compound_graph_path);
-} /* is_compound_graph_path */
-
-/* Checks whether the path up to pos is correct. If the path contains a NULL,
- * assumes the path is not complete and returns 'true'. */
-int is_proper_compound_graph_path(compound_graph_path *gr, int pos) {
- int i;
- ir_entity *node;
- ir_type *owner = gr->tp;
-
- for (i = 0; i <= pos; i++) {
- node = get_compound_graph_path_node(gr, i);
- if (node == NULL)
- /* Path not yet complete. */
- return 1;
- if (get_entity_owner(node) != owner)
- return 0;
- owner = get_entity_type(node);
- }
- if (pos == get_compound_graph_path_length(gr))
- if (!is_atomic_type(owner))
- return 0;
- return 1;
-} /* is_proper_compound_graph_path */
-
-/* Returns the length of a graph path */
-int get_compound_graph_path_length(const compound_graph_path *gr) {
- assert(gr && is_compound_graph_path(gr));
- return gr->len;
-} /* get_compound_graph_path_length */
-
-ir_entity *
-get_compound_graph_path_node(const compound_graph_path *gr, int pos) {
- assert(gr && is_compound_graph_path(gr));
- assert(pos >= 0 && pos < gr->len);
- return gr->list[pos].node;
-} /* get_compound_graph_path_node */
-
-void
-set_compound_graph_path_node(compound_graph_path *gr, int pos, ir_entity *node) {
- assert(gr && is_compound_graph_path(gr));
- assert(pos >= 0 && pos < gr->len);
- assert(is_entity(node));
- gr->list[pos].node = node;
- assert(is_proper_compound_graph_path(gr, pos));
-} /* set_compound_graph_path_node */
-
-int
-get_compound_graph_path_array_index(const compound_graph_path *gr, int pos) {
- assert(gr && is_compound_graph_path(gr));
- assert(pos >= 0 && pos < gr->len);
- return gr->list[pos].index;
-} /* get_compound_graph_path_array_index */
-
-void
-set_compound_graph_path_array_index(compound_graph_path *gr, int pos, int index) {
- assert(gr && is_compound_graph_path(gr));
- assert(pos >= 0 && pos < gr->len);
- gr->list[pos].index = index;
-} /* set_compound_graph_path_array_index */
-
-ir_type *
-get_compound_graph_path_type(const compound_graph_path *gr) {
- assert(gr && is_compound_graph_path(gr));
- return gr->tp;
-}
-
-/* A value of a compound entity is a pair of value and the corresponding path to a member of
- the compound. */
-void
-add_compound_ent_value_w_path(ir_entity *ent, ir_node *val, compound_graph_path *path) {
- assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
- assert(is_compound_graph_path(path));
- ARR_APP1(ir_node *, ent->attr.cmpd_attr.values, val);
- ARR_APP1(compound_graph_path *, ent->attr.cmpd_attr.val_paths, path);
-} /* add_compound_ent_value_w_path */
-
-void
-set_compound_ent_value_w_path(ir_entity *ent, ir_node *val, compound_graph_path *path, int pos) {
- assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
- assert(is_compound_graph_path(path));
- assert(0 <= pos && pos < ARR_LEN(ent->attr.cmpd_attr.values));
- ent->attr.cmpd_attr.values[pos] = val;
- ent->attr.cmpd_attr.val_paths[pos] = path;
-} /* set_compound_ent_value_w_path */
-
-int
-get_compound_ent_n_values(ir_entity *ent) {
- assert(!ent->has_initializer);
- assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
- return ARR_LEN(ent->attr.cmpd_attr.values);
-} /* get_compound_ent_n_values */
-
-ir_node *
-get_compound_ent_value(ir_entity *ent, int pos) {
- assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
- assert(!ent->has_initializer);
- assert(0 <= pos && pos < ARR_LEN(ent->attr.cmpd_attr.values));
- return ent->attr.cmpd_attr.values[pos];
-} /* get_compound_ent_value */
-
-compound_graph_path *
-get_compound_ent_value_path(ir_entity *ent, int pos) {
- assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
- assert(!ent->has_initializer);
- assert(0 <= pos && pos < ARR_LEN(ent->attr.cmpd_attr.val_paths));
- return ent->attr.cmpd_attr.val_paths[pos];
-} /* get_compound_ent_value_path */
-
-/**
- * Returns non-zero, if two compound_graph_pathes are equal
- *
- * @param path1 the first path
- * @param path2 the second path
- */
-static int equal_paths(compound_graph_path *path1, compound_graph_path *path2) {
- int i;
- int len1 = get_compound_graph_path_length(path1);
- int len2 = get_compound_graph_path_length(path2);
-
- if (len2 != len1) return 0;
-
- for (i = 0; i < len1; i++) {
- ir_type *tp;
- ir_entity *node1 = get_compound_graph_path_node(path1, i);
- ir_entity *node2 = get_compound_graph_path_node(path2, i);
-
- if (node1 != node2) return 0;
-
- tp = get_entity_owner(node1);
- if (is_Array_type(tp)) {
- int index1 = get_compound_graph_path_array_index(path1, i);
- int index2 = get_compound_graph_path_array_index(path2, i);
- if (index1 != index2)
- return 0;
- }
- }
- return 1;
-} /* equal_paths */
-
-/**
- * Returns the position of a value with the given path.
- * The path must contain array indices for all array element entities.
- *
- * @todo This implementation is very slow (O(number of initializers * |path|)
- * and should be replaced when the new tree oriented
- * value representation is finally implemented.
- */
-static int get_compound_ent_pos_by_path(ir_entity *ent, compound_graph_path *path) {
- int i, n_paths = get_compound_ent_n_values(ent);
-
- for (i = 0; i < n_paths; i ++) {
- compound_graph_path *gr = get_compound_ent_value_path(ent, i);
- if (equal_paths(gr, path))
- return i;
- }
- return -1;
-} /* get_compound_ent_pos_by_path */
-
-/* Returns a constant value given the access path.
- * The path must contain array indices for all array element entities. */
-ir_node *get_compound_ent_value_by_path(ir_entity *ent, compound_graph_path *path) {
- int pos = get_compound_ent_pos_by_path(ent, path);
- if (pos >= 0)
- return get_compound_ent_value(ent, pos);
- return NULL;
-} /* get_compound_ent_value_by_path */
-
-
-void
-remove_compound_ent_value(ir_entity *ent, ir_entity *value_ent) {
- int i, n;
- assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
-
- n = ARR_LEN(ent->attr.cmpd_attr.val_paths);
- for (i = 0; i < n; ++i) {
- compound_graph_path *path = ent->attr.cmpd_attr.val_paths[i];
- if (path->list[path->len-1].node == value_ent) {
- for (; i < n - 1; ++i) {
- ent->attr.cmpd_attr.val_paths[i] = ent->attr.cmpd_attr.val_paths[i+1];
- ent->attr.cmpd_attr.values[i] = ent->attr.cmpd_attr.values[i+1];
- }
- ARR_SETLEN(ir_entity*, ent->attr.cmpd_attr.val_paths, n - 1);
- ARR_SETLEN(ir_node*, ent->attr.cmpd_attr.values, n - 1);
- break;
- }
- }
-} /* remove_compound_ent_value */
-
-void
-add_compound_ent_value(ir_entity *ent, ir_node *val, ir_entity *member) {
- compound_graph_path *path;
- ir_type *owner_tp = get_entity_owner(member);
- assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
- path = new_compound_graph_path(get_entity_type(ent), 1);
- path->list[0].node = member;
- if (is_Array_type(owner_tp)) {
- int max;
- int i, n;
-
- assert(get_array_n_dimensions(owner_tp) == 1 && has_array_lower_bound(owner_tp, 0));
- max = get_array_lower_bound_int(owner_tp, 0) -1;
- for (i = 0, n = get_compound_ent_n_values(ent); i < n; ++i) {
- int index = get_compound_graph_path_array_index(get_compound_ent_value_path(ent, i), 0);
- if (index > max) {
- max = index;
- }
- }
- path->list[0].index = max + 1;
- }
- add_compound_ent_value_w_path(ent, val, path);
-} /* add_compound_ent_value */
-
-
-ir_entity *
-get_compound_ent_value_member(ir_entity *ent, int pos) {
- compound_graph_path *path;
- assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
- path = get_compound_ent_value_path(ent, pos);
-
- return get_compound_graph_path_node(path, get_compound_graph_path_length(path)-1);
-} /* get_compound_ent_value_member */
-
-void
-set_compound_ent_value(ir_entity *ent, ir_node *val, ir_entity *member, int pos) {
- compound_graph_path *path;
- assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
- path = get_compound_ent_value_path(ent, pos);
- set_compound_graph_path_node(path, 0, member);
- set_compound_ent_value_w_path(ent, val, path, pos);
-} /* set_compound_ent_value */
-
-void
-set_array_entity_values(ir_entity *ent, tarval **values, int num_vals) {
- int i;
- ir_graph *rem = current_ir_graph;
- ir_type *arrtp = get_entity_type(ent);
- ir_node *val;
- ir_type *elttp = get_array_element_type(arrtp);
-
- assert(is_Array_type(arrtp));
- assert(get_array_n_dimensions(arrtp) == 1);
- /* One bound is sufficient, the number of constant fields makes the
- size. */
- assert(get_array_lower_bound (arrtp, 0) || get_array_upper_bound (arrtp, 0));
- assert(get_entity_variability(ent) != variability_uninitialized);
- current_ir_graph = get_const_code_irg();
-
- for (i = 0; i < num_vals; i++) {
- val = new_Const_type(values[i], elttp);
- add_compound_ent_value(ent, val, get_array_element_entity(arrtp));
- set_compound_graph_path_array_index(get_compound_ent_value_path(ent, i), 0, i);
- }
- current_ir_graph = rem;
-} /* set_array_entity_values */
-
-/* Return the overall offset of value at position pos in bytes. */
-unsigned get_compound_ent_value_offset_bytes(ir_entity *ent, int pos) {
- compound_graph_path *path;
- int path_len, i;
- unsigned offset = 0;
- ir_type *curr_tp;
-
- assert(get_type_state(get_entity_type(ent)) == layout_fixed);
-
- path = get_compound_ent_value_path(ent, pos);
- path_len = get_compound_graph_path_length(path);
- curr_tp = path->tp;
-
- for (i = 0; i < path_len; ++i) {
- if (is_Array_type(curr_tp)) {
- ir_type *elem_type = get_array_element_type(curr_tp);
- unsigned size = get_type_size_bytes(elem_type);
- unsigned align = get_type_alignment_bytes(elem_type);
- int idx;
-
- assert(size > 0);
- if(size % align > 0) {
- size += align - (size % align);
- }
- idx = get_compound_graph_path_array_index(path, i);
- assert(idx >= 0);
- offset += size * idx;
- curr_tp = elem_type;
- } else {
- ir_entity *node = get_compound_graph_path_node(path, i);
- offset += get_entity_offset(node);
- curr_tp = get_entity_type(node);
- }
- }
-
- return offset;
-} /* get_compound_ent_value_offset_bytes */
-
-/* Return the offset in bits from the last byte address. */
-unsigned get_compound_ent_value_offset_bit_remainder(ir_entity *ent, int pos) {
- compound_graph_path *path;
- int path_len;
- ir_entity *last_node;
-
- assert(get_type_state(get_entity_type(ent)) == layout_fixed);
-
- path = get_compound_ent_value_path(ent, pos);
- path_len = get_compound_graph_path_length(path);
- last_node = get_compound_graph_path_node(path, path_len - 1);
-
- if(last_node == NULL)
- return 0;
-
- return get_entity_offset_bits_remainder(last_node);
-} /* get_compound_ent_value_offset_bit_remainder */
+ir_initializer_t *get_entity_initializer(const ir_entity *entity)
+{
+ return entity->initializer;
+}
-int
-(get_entity_offset)(const ir_entity *ent) {
+int (get_entity_offset)(const ir_entity *ent)
+{
return _get_entity_offset(ent);
-} /* get_entity_offset */
+}
-void
-(set_entity_offset)(ir_entity *ent, int offset) {
+void (set_entity_offset)(ir_entity *ent, int offset)
+{
_set_entity_offset(ent, offset);
-} /* set_entity_offset */
+}
-unsigned char
-(get_entity_offset_bits_remainder)(const ir_entity *ent) {
+unsigned char (get_entity_offset_bits_remainder)(const ir_entity *ent)
+{
return _get_entity_offset_bits_remainder(ent);
-} /* get_entity_offset_bits_remainder */
+}
-void
-(set_entity_offset_bits_remainder)(ir_entity *ent, unsigned char offset) {
+void (set_entity_offset_bits_remainder)(ir_entity *ent, unsigned char offset)
+{
_set_entity_offset_bits_remainder(ent, offset);
-} /* set_entity_offset_bits_remainder */
+}
-void
-add_entity_overwrites(ir_entity *ent, ir_entity *overwritten) {
-#ifndef NDEBUG
- ir_type *owner = get_entity_owner(ent);
- ir_type *ovw_ovner = get_entity_owner(overwritten);
- assert(is_Class_type(owner));
- assert(is_Class_type(ovw_ovner));
- assert(! is_class_final(ovw_ovner));
-#endif /* NDEBUG */
+void add_entity_overwrites(ir_entity *ent, ir_entity *overwritten)
+{
+ if (ent->overwrites == NULL) {
+ ent->overwrites = NEW_ARR_F(ir_entity*, 0);
+ }
ARR_APP1(ir_entity *, ent->overwrites, overwritten);
+ if (overwritten->overwrittenby == NULL) {
+ overwritten->overwrittenby = NEW_ARR_F(ir_entity*, 0);
+ }
ARR_APP1(ir_entity *, overwritten->overwrittenby, ent);
-} /* add_entity_overwrites */
-
-int
-get_entity_n_overwrites(ir_entity *ent) {
- assert(is_Class_type(get_entity_owner(ent)));
- return (ARR_LEN(ent->overwrites));
-} /* get_entity_n_overwrites */
-
-int
-get_entity_overwrites_index(ir_entity *ent, ir_entity *overwritten) {
- int i, n;
- assert(is_Class_type(get_entity_owner(ent)));
- n = get_entity_n_overwrites(ent);
+}
+
+size_t get_entity_n_overwrites(const ir_entity *ent)
+{
+ if (ent->overwrites == NULL)
+ return 0;
+ return ARR_LEN(ent->overwrites);
+}
+
+size_t get_entity_overwrites_index(const ir_entity *ent, ir_entity *overwritten)
+{
+ size_t i;
+ size_t n = get_entity_n_overwrites(ent);
for (i = 0; i < n; ++i) {
if (get_entity_overwrites(ent, i) == overwritten)
return i;
}
- return -1;
-} /* get_entity_overwrites_index */
+ return (size_t)-1;
+}
-ir_entity *
-get_entity_overwrites(ir_entity *ent, int pos) {
- assert(is_Class_type(get_entity_owner(ent)));
+ir_entity *get_entity_overwrites(const ir_entity *ent, size_t pos)
+{
assert(pos < get_entity_n_overwrites(ent));
return ent->overwrites[pos];
-} /* get_entity_overwrites */
+}
-void
-set_entity_overwrites(ir_entity *ent, int pos, ir_entity *overwritten) {
- assert(is_Class_type(get_entity_owner(ent)));
+void set_entity_overwrites(ir_entity *ent, size_t pos, ir_entity *overwritten)
+{
assert(pos < get_entity_n_overwrites(ent));
ent->overwrites[pos] = overwritten;
-} /* set_entity_overwrites */
+}
-void
-remove_entity_overwrites(ir_entity *ent, ir_entity *overwritten) {
- int i, n;
- assert(is_Class_type(get_entity_owner(ent)));
- n = ARR_LEN(ent->overwrites);
+void remove_entity_overwrites(ir_entity *ent, ir_entity *overwritten)
+{
+ size_t i;
+ size_t n = get_entity_n_overwrites(ent);
for (i = 0; i < n; ++i) {
if (ent->overwrites[i] == overwritten) {
for (; i < n - 1; i++)
break;
}
}
-} /* remove_entity_overwrites */
+}
-void
-add_entity_overwrittenby(ir_entity *ent, ir_entity *overwrites) {
- add_entity_overwrites(overwrites, ent);
-} /* add_entity_overwrittenby */
-int
-get_entity_n_overwrittenby(ir_entity *ent) {
- assert(is_Class_type(get_entity_owner(ent)));
+size_t get_entity_n_overwrittenby(const ir_entity *ent)
+{
+ if (ent->overwrittenby == NULL)
+ return 0;
return ARR_LEN(ent->overwrittenby);
-} /* get_entity_n_overwrittenby */
+}
-int
-get_entity_overwrittenby_index(ir_entity *ent, ir_entity *overwrites) {
- int i, n;
- assert(is_Class_type(get_entity_owner(ent)));
- n = get_entity_n_overwrittenby(ent);
+size_t get_entity_overwrittenby_index(const ir_entity *ent,
+ ir_entity *overwrites)
+{
+ size_t i;
+ size_t n = get_entity_n_overwrittenby(ent);
for (i = 0; i < n; ++i) {
if (get_entity_overwrittenby(ent, i) == overwrites)
return i;
}
- return -1;
-} /* get_entity_overwrittenby_index */
+ return (size_t)-1;
+}
-ir_entity *
-get_entity_overwrittenby(ir_entity *ent, int pos) {
- assert(is_Class_type(get_entity_owner(ent)));
+ir_entity *get_entity_overwrittenby(const ir_entity *ent, size_t pos)
+{
assert(pos < get_entity_n_overwrittenby(ent));
return ent->overwrittenby[pos];
-} /* get_entity_overwrittenby */
+}
-void
-set_entity_overwrittenby(ir_entity *ent, int pos, ir_entity *overwrites) {
- assert(is_Class_type(get_entity_owner(ent)));
+void set_entity_overwrittenby(ir_entity *ent, size_t pos, ir_entity *overwrites)
+{
assert(pos < get_entity_n_overwrittenby(ent));
ent->overwrittenby[pos] = overwrites;
-} /* set_entity_overwrittenby */
-
-void remove_entity_overwrittenby(ir_entity *ent, ir_entity *overwrites) {
- int i, n;
- assert(is_Class_type(get_entity_owner(ent)));
+}
- n = ARR_LEN(ent->overwrittenby);
+void remove_entity_overwrittenby(ir_entity *ent, ir_entity *overwrites)
+{
+ size_t i;
+ size_t n = get_entity_n_overwrittenby(ent);
for (i = 0; i < n; ++i) {
if (ent->overwrittenby[i] == overwrites) {
- for(; i < n - 1; ++i)
+ for (; i < n - 1; ++i)
ent->overwrittenby[i] = ent->overwrittenby[i+1];
ARR_SETLEN(ir_entity*, ent->overwrittenby, n - 1);
break;
}
}
-} /* remove_entity_overwrittenby */
+}
-/* A link to store intermediate information */
-void *
-(get_entity_link)(const ir_entity *ent) {
+void *(get_entity_link)(const ir_entity *ent)
+{
return _get_entity_link(ent);
-} /* get_entity_link */
+}
-void
-(set_entity_link)(ir_entity *ent, void *l) {
+void (set_entity_link)(ir_entity *ent, void *l)
+{
_set_entity_link(ent, l);
-} /* set_entity_link */
+}
-ir_graph *
-(get_entity_irg)(const ir_entity *ent) {
+ir_graph *(get_entity_irg)(const ir_entity *ent)
+{
return _get_entity_irg(ent);
-} /* get_entity_irg */
+}
-void
-set_entity_irg(ir_entity *ent, ir_graph *irg) {
+void set_entity_irg(ir_entity *ent, ir_graph *irg)
+{
assert(is_method_entity(ent));
- /* Wie kann man die Referenz auf einen IRG löschen, z.B. wenn die
- * Methode selbst nicht mehr aufgerufen werden kann, die Entität
- * aber erhalten bleiben soll? Wandle die Entitaet in description oder
- * inherited um! */
- /* assert(irg); */
- assert((irg && ent->peculiarity == peculiarity_existent) ||
- (!irg && (ent->peculiarity == peculiarity_existent)
- && (ent -> visibility == visibility_external_allocated)) ||
- (!irg && ent->peculiarity == peculiarity_description) ||
- (!irg && ent->peculiarity == peculiarity_inherited));
+ assert(get_entity_peculiarity(ent) == peculiarity_existent);
ent->attr.mtd_attr.irg = irg;
-} /* set_entity_irg */
+}
-unsigned get_entity_vtable_number(const ir_entity *ent) {
+int (is_parameter_entity)(const ir_entity *entity)
+{
+ return _is_parameter_entity(entity);
+}
+
+size_t (get_entity_parameter_number)(const ir_entity *entity)
+{
+ return _get_entity_parameter_number(entity);
+}
+
+void set_entity_parameter_number(ir_entity *entity, size_t n)
+{
+ assert(is_parameter_entity(entity));
+ entity->attr.parameter.number = n;
+}
+
+unsigned get_entity_vtable_number(const ir_entity *ent)
+{
assert(is_method_entity((ir_entity *)ent));
return ent->attr.mtd_attr.vtable_number;
-} /* get_entity_vtable_number */
+}
-void set_entity_vtable_number(ir_entity *ent, unsigned vtable_number) {
+void set_entity_vtable_number(ir_entity *ent, unsigned vtable_number)
+{
assert(is_method_entity(ent));
ent->attr.mtd_attr.vtable_number = vtable_number;
-} /* set_entity_vtable_number */
+}
+
+int is_unknown_entity(const ir_entity *entity)
+{
+ return entity->entity_kind == IR_ENTITY_UNKNOWN;
+}
-int
-(is_entity)(const void *thing) {
+int (is_entity)(const void *thing)
+{
return _is_entity(thing);
-} /* is_entity */
+}
-int is_atomic_entity(ir_entity *ent) {
+int is_atomic_entity(const ir_entity *ent)
+{
ir_type *t = get_entity_type(ent);
const tp_op *op = get_type_tpop(t);
return (op == type_primitive || op == type_pointer ||
op == type_enumeration || op == type_method);
-} /* is_atomic_entity */
+}
-int is_compound_entity(ir_entity *ent) {
+int is_compound_entity(const ir_entity *ent)
+{
ir_type *t = get_entity_type(ent);
const tp_op *op = get_type_tpop(t);
return (op == type_class || op == type_struct ||
- op == type_array || op == type_union);
-} /* is_compound_entity */
+ op == type_array || op == type_union);
+}
-int is_method_entity(ir_entity *ent) {
+int is_method_entity(const ir_entity *ent)
+{
ir_type *t = get_entity_type(ent);
return is_Method_type(t);
-} /* is_method_entity */
-
-/**
- * @todo not implemented!!! */
-int equal_entity(ir_entity *ent1, ir_entity *ent2) {
- (void) ent1;
- (void) ent2;
- fprintf(stderr, " calling unimplemented equal entity!!! \n");
- return 1;
-} /* equal_entity */
-
+}
-ir_visited_t (get_entity_visited)(ir_entity *ent) {
+ir_visited_t (get_entity_visited)(const ir_entity *ent)
+{
return _get_entity_visited(ent);
-} /* get_entity_visited */
+}
-void (set_entity_visited)(ir_entity *ent, ir_visited_t num) {
+void (set_entity_visited)(ir_entity *ent, ir_visited_t num)
+{
_set_entity_visited(ent, num);
-} /* set_entity_visited */
+}
-/* Sets visited field in ir_entity to entity_visited. */
-void (mark_entity_visited)(ir_entity *ent) {
+void (mark_entity_visited)(ir_entity *ent)
+{
_mark_entity_visited(ent);
-} /* mark_entity_visited */
+}
-int (entity_visited)(ir_entity *ent) {
+int (entity_visited)(const ir_entity *ent)
+{
return _entity_visited(ent);
-} /* entity_visited */
+}
-int (entity_not_visited)(ir_entity *ent) {
+int (entity_not_visited)(const ir_entity *ent)
+{
return _entity_not_visited(ent);
-} /* entity_not_visited */
-
-/* Returns the mask of the additional entity properties. */
-unsigned get_entity_additional_properties(ir_entity *ent) {
- ir_graph *irg;
+}
+mtp_additional_properties get_entity_additional_properties(const ir_entity *ent)
+{
assert(is_method_entity(ent));
+ return ent->attr.mtd_attr.properties;
+}
- /* first check, if the graph has additional properties */
- irg = get_entity_irg(ent);
-
- if (irg)
- return get_irg_additional_properties(irg);
-
- if (ent->attr.mtd_attr.irg_add_properties & mtp_property_inherited)
- return get_method_additional_properties(get_entity_type(ent));
+void set_entity_additional_properties(ir_entity *ent, mtp_additional_properties property_mask)
+{
+ assert(is_method_entity(ent));
+ /* you mustn't set less properties than the entities type */
+ assert((get_method_additional_properties(get_entity_type(ent)) & ~property_mask) == 0);
- return ent->attr.mtd_attr.irg_add_properties;
-} /* get_entity_additional_properties */
+ /* do not allow to set the mtp_property_inherited flag or
+ * the automatic inheritance of flags will not work */
+ ent->attr.mtd_attr.properties = property_mask;
+}
-/* Sets the mask of the additional graph properties. */
-void set_entity_additional_properties(ir_entity *ent, unsigned property_mask)
+void add_entity_additional_properties(ir_entity *ent, mtp_additional_properties properties)
{
- ir_graph *irg;
-
assert(is_method_entity(ent));
- /* first check, if the graph exists */
- irg = get_entity_irg(ent);
- if (irg)
- set_irg_additional_properties(irg, property_mask);
- else {
- /* do not allow to set the mtp_property_inherited flag or
- * the automatic inheritance of flags will not work */
- ent->attr.mtd_attr.irg_add_properties = property_mask & ~mtp_property_inherited;
- }
-} /* set_entity_additional_properties */
+ /* do not allow to set the mtp_property_inherited flag or
+ * the automatic inheritance of flags will not work */
+ ent->attr.mtd_attr.properties |= properties;
+}
-/* Sets one additional graph property. */
-void set_entity_additional_property(ir_entity *ent, mtp_additional_property flag)
+ir_type *(get_entity_repr_class)(const ir_entity *ent)
{
- ir_graph *irg;
+ return _get_entity_repr_class(ent);
+}
- assert(is_method_entity(ent));
+dbg_info *(get_entity_dbg_info)(const ir_entity *ent)
+{
+ return _get_entity_dbg_info(ent);
+}
- /* first check, if the graph exists */
- irg = get_entity_irg(ent);
- if (irg)
- set_irg_additional_property(irg, flag);
- else {
- unsigned mask = ent->attr.mtd_attr.irg_add_properties;
+void (set_entity_dbg_info)(ir_entity *ent, dbg_info *db)
+{
+ _set_entity_dbg_info(ent, db);
+}
- if (mask & mtp_property_inherited)
- mask = get_method_additional_properties(get_entity_type(ent));
+int entity_is_externally_visible(const ir_entity *entity)
+{
+ return get_entity_visibility(entity) != ir_visibility_local
+ || (get_entity_linkage(entity) & IR_LINKAGE_HIDDEN_USER);
+}
- /* do not allow to set the mtp_property_inherited flag or
- * the automatic inheritance of flags will not work */
- ent->attr.mtd_attr.irg_add_properties = mask | (flag & ~mtp_property_inherited);
+int entity_has_definition(const ir_entity *entity)
+{
+ if (is_method_entity(entity)) {
+ return get_entity_irg(entity) != NULL
+ && (get_entity_linkage(entity) & IR_LINKAGE_NO_CODEGEN) == 0;
+ } else {
+ return entity->initializer != NULL;
}
-} /* set_entity_additional_property */
+}
-/* Returns the class type that this type info entity represents or NULL
- if ent is no type info entity. */
-ir_type *(get_entity_repr_class)(const ir_entity *ent) {
- return _get_entity_repr_class(ent);
-} /* get_entity_repr_class */
+void ir_init_entity(ir_prog *irp)
+{
+ ident *id = new_id_from_str(UNKNOWN_ENTITY_NAME);
+ irp->unknown_entity = intern_new_entity(NULL, IR_ENTITY_UNKNOWN, id,
+ irp->unknown_type, NULL);
+ set_entity_visibility(irp->unknown_entity, ir_visibility_external);
+ set_entity_ld_ident(irp->unknown_entity, id);
+ hook_new_entity(irp->unknown_entity);
+}
-dbg_info *(get_entity_dbg_info)(const ir_entity *ent) {
- return _get_entity_dbg_info(ent);
-} /* get_entity_dbg_info */
+void ir_finish_entity(ir_prog *irp)
+{
+ free_entity(irp->unknown_entity);
+}
-void (set_entity_dbg_info)(ir_entity *ent, dbg_info *db) {
- _set_entity_dbg_info(ent, db);
-} /* set_entity_dbg_info */
+ir_allocation get_entity_allocation(const ir_entity *entity)
+{
+ return (ir_allocation)entity->allocation;
+}
-/* Initialize entity module. */
-void firm_init_entity(void)
+void set_entity_allocation(ir_entity *entity, ir_allocation allocation)
{
- symconst_symbol sym;
+ entity->allocation = allocation;
+}
- assert(firm_unknown_type && "Call init_type() before firm_init_entity()!");
- assert(!unknown_entity && "Call firm_init_entity() only once!");
+ir_peculiarity get_entity_peculiarity(const ir_entity *entity)
+{
+ return (ir_peculiarity)entity->peculiarity;
+}
- unknown_entity = new_rd_entity(NULL, firm_unknown_type, new_id_from_str(UNKNOWN_ENTITY_NAME), firm_unknown_type);
- set_entity_visibility(unknown_entity, visibility_external_allocated);
- set_entity_ld_ident(unknown_entity, get_entity_ident(unknown_entity));
+void set_entity_peculiarity(ir_entity *entity, ir_peculiarity peculiarity)
+{
+ entity->peculiarity = peculiarity;
+}
+
+void set_entity_final(ir_entity *entity, int final)
+{
+ entity->final = final;
+}
- current_ir_graph = get_const_code_irg();
- sym.entity_p = unknown_entity;
- /* TODO: we need two unknown_entities here, one for code and one for data */
- unknown_entity->value = new_SymConst(mode_P_data, sym, symconst_addr_ent);
-} /* firm_init_entity */
+int is_entity_final(const ir_entity *entity)
+{
+ return entity->final;
+}
projects / libfirm / blobdiff